TNS Astronomical Transient Report No. 315894 [ 2026TNSTR2983....1F ]

Date Received (UTC): 2026-07-20 07:32:09
Date made public:
Sender: Róbert Fidrich
Reporting Group: None     Discovery Data Source: None

Róbert Fidrich report/s the discovery of a new astronomical transient.

IAU Designation: AT 2026vdo
Discoverer internal name: Vend85
Coordinates (J2000): RA = 00:42:55.360 (10.730667) DEC = +41:17:27.00 (41.290833)
Discovery date: 2026-07-20 01:57:04.320 (JD=2461241.5813042)

Potential host galaxy: M31

Remarks: Róbert Fidrich and Tamás Tordai (HAA/VSS) report the discovery of a new astronomical transient. Discovered using 2x90s co-added images made with a 0.43 m Dall-Kirkham telescope at Alnitak Remote Observatory, Sierra del Segura, Spain, with Luminance filter. More info: https://vendegcsillagkereso.blogspot.com/2026/07/vend85-quite-bright-possible-nova-in-m31.html The discovery was made using the Alnitak Remote Observatories robotic telescope network, ARTA program.

Photometry

Discovery (first detection):
Discovery date: 2026-07-20 01:57:04.320
Flux: 17.7 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: Róbert Fidrich and Tamás Tordai (HAA/VSS) report the discovery of a new astronomical transient. Discovered using 2x90s co-added images made with a 0.43 m Dall-Kirkham telescope at Alnitak Remote Observatory, Sierra del Segura, Spain, with Luminance filter. More info: https://vendegcsillagkereso.blogspot.com/2026/07/vend85-quite-bright-possible-nova-in-m31.html The discovery was made using the Alnitak Remote Observatories robotic telescope network, ARTA program.

Last non-detection:
Last non-detection date: 2026-07-16 10:31:26
Limiting flux: 19.2 VegaMag
Filter: Clear-
Instrument: Other
Telescope: Other

Remarks: 0.61m CDK at Sierra Remote Observatory, Auberry, California (iTelescope.net).

Details of the new object can be viewed here: https://www.wis-tns.org/object/2026vdo